1.dividend n.（股份的）紅利(bonus)；效益(a resultant return or reward)；被除數(a number to be divided)

詞根記憶：divid( =divis分)+end--分享的利潤一紅利

例:Mr. Jackson's 1980 dividends on his shares totaled $150.

同根詞：divisor(n.除數，約數)

2.divisible a．可分割的；可整除的(capable of being divided)

詞根記憶：divis(分)+ible--可分開的一可整除的

例:This positive integer is divisible by both 5 and 7.

3.division n.部門；分裂（繁殖）(plant propagation by dividing parts)；區分(something that divides, separates, or marks off)

詞根記憶：divis(分)+ion--區分

例:Our company has just reduced its workforce by laying off fifteen percent of its employees in all divisions.//This determined the egg cell's potenttal for division.//division of labor in the family家庭中的勞動分工

4.divisive a．分裂的，不和的(creating disunity or dissension)

例:The issue is a very divLsive one about which many people have strong opinions.

派生詞：divisiveness(n.不和)

5.divulge v.泄漏(秘癌}等)( to disclose)

詞根記憶：di+vulge(醬通)--使…普通--泄漏（秘密等）

例:The stockbroker refuses to dwulge the source of her information on the possible future increase in a stock's value.

同根詞：vulgar(a．粗俗的，普通的)

6.doctorate n.博士學位(the degree, title, or rank of a doctor)

例:A total of 774 doctorates in mathematics were granted to United States-citizens in the 1972-1973 school year.

7.doctrine n.教義(dogma)；學說(a set of beliefs)

詞根記憶：doct(教)+rine--教義

例:the doctrine of evolution進化論

8.documentation n.證明文件(an instance of furnishing or authenticating with documents)；史實(conformity to historical or objective facts)

例:Mary Leakey contributed to archaeology through her discovery of the earliest direct evidence of hominid activity and through her painstaking documentation of East African cave paintings.

同根詞：doctrine(n.學說，教義)

9.dogma n.教條(something held as an established opinion)

例:Church dogma宗教信條